--- version: rssac002v3 service: d.root-servers.net start-period: '2018-03-19T00:00:00Z' end-period: '2018-03-19T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3696722341 dns-udp-queries-received-ipv6: 560065866 dns-tcp-queries-received-ipv4: 96816569 dns-tcp-queries-received-ipv6: 14567543 dns-udp-responses-sent-ipv4: 3696036332 dns-udp-responses-sent-ipv6: 559861959 dns-tcp-responses-sent-ipv4: 96780323 dns-tcp-responses-sent-ipv6: 14566854